package io;

import static net.mindview.util.Print.print;
import static net.mindview.util.Print.printnb;

import java.io.RandomAccessFile;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;

public class LargeMappedFilesMY {
	static int length = 0x8FFFFFF; // 128 MB

	public static void main(String[] args) throws Exception {
		MappedByteBuffer out = new RandomAccessFile("test.dat", "rw")
				.getChannel().map(FileChannel.MapMode.READ_WRITE, 0, length);
		for (int i = 0; i < length; i++)
			out.put((byte) 'x');
		print("Finished writing");
		for (int i = length / 2; i < length / 2 + 6; i++)
			printnb((char) out.get(i));
	}
}
